mkconsole/NSColor+Extensions.m at master · mulle-kybernetik/mkconsole · GitHub

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//---------------------------------------------------------------------------------------
//  NSColor+Extensions.m created by erik on Mon Jul 01 2002
//  @(#)$Id: NSColor+Extensions.m,v 1.2 2003-03-08 21:59:27 erik Exp $
//
//  Copyright (c) 2002 by Mulle Kybernetik. All rights reserved.
//
//  Permission to use, copy, modify and distribute this software and its documentation
//  is hereby granted, provided that both the copyright notice and this permission
//  notice appear in all copies of the software, derivative works or modified versions,
//  and any portions thereof, and that both notices appear in supporting documentation,
//  and that credit is given to Mulle Kybernetik in all documents and publicity
//  pertaining to direct or indirect use of this code or its derivatives.
//
//  THIS IS EXPERIMENTAL SOFTWARE AND IT IS KNOWN TO HAVE BUGS, SOME OF WHICH MAY HAVE
//  SERIOUS CONSEQUENCES. THE COPYRIGHT HOLDER ALLOWS FREE USE OF THIS SOFTWARE IN ITS
//  "AS IS" CONDITION. THE COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY OF ANY KIND FOR ANY
//  DAMAGES WHATSOEVER RESULTING DIRECTLY OR INDIRECTLY FROM THE USE OF THIS SOFTWARE
//  OR OF ANY DERIVATIVE WORK.
//---------------------------------------------------------------------------------------

#import <Cocoa/Cocoa.h>
#import "NSColor+Extensions.h"


//---------------------------------------------------------------------------------------
    @implementation NSColor(MkConsoleExtensions)
//---------------------------------------------------------------------------------------

+ (id)colorWithCalibratedStringRep:(NSString *)stringRep
{
    NSScanner	*scanner;
    float		redComponent, greenComponent, blueComponent, alphaComponent;

    scanner = [NSScanner scannerWithString:stringRep];
    [scanner scanFloat:&redComponent];
    [scanner scanFloat:&greenComponent];
    [scanner scanFloat:&blueComponent];
    [scanner scanFloat:&alphaComponent];

    return [NSColor colorWithCalibratedRed:redComponent green:greenComponent blue:blueComponent alpha:alphaComponent];

}

- (NSString *)stringRep
{
    NSColor	*color = self;

    if([color colorSpaceName] != NSCalibratedRGBColorSpace)
        {
        NSLog(@"%s must convert colour from %@", __PRETTY_FUNCTION__, [color colorSpaceName]);
        if((color = [color colorUsingColorSpaceName:NSCalibratedRGBColorSpace]) == nil)
            [NSException raise:NSInvalidArgumentException format:@"Cannot convert colour to RGB colour space."];
        }
    return [NSString stringWithFormat:@"%g %g %g %g", [color redComponent], [color greenComponent], [color blueComponent], [color alphaComponent]];
}


//---------------------------------------------------------------------------------------
    @end
//---------------------------------------------------------------------------------------